9z-4=5z-12

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Solution for 9z-4=5z-12 equation:


Simplifying
9z + -4 = 5z + -12

Reorder the terms:
-4 + 9z = 5z + -12

Reorder the terms:
-4 + 9z = -12 + 5z

Solving
-4 + 9z = -12 + 5z

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '-5z' to each side of the equation.
-4 + 9z + -5z = -12 + 5z + -5z

Combine like terms: 9z + -5z = 4z
-4 + 4z = -12 + 5z + -5z

Combine like terms: 5z + -5z = 0
-4 + 4z = -12 + 0
-4 + 4z = -12

Add '4' to each side of the equation.
-4 + 4 + 4z = -12 + 4

Combine like terms: -4 + 4 = 0
0 + 4z = -12 + 4
4z = -12 + 4

Combine like terms: -12 + 4 = -8
4z = -8

Divide each side by '4'.
z = -2

Simplifying
z = -2

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